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avcodec/h264_ps: use get_se_golomb_long() to parse some sps fields 

All three may be up to 32 bits wide.

Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2019-04-24 18:29:59 -03:00
parent 53cc3338f7
commit a42e761b96
1 changed files with 3 additions and 3 deletions
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6
libavcodec/h264_ps.c
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@ -449,8 +449,8 @@ int ff_h264_decode_seq_parameter_set(GetBitContext *gb, AVCodecContext *avctx,
sps->log2_max_poc_lsb = t + 4;
} else if (sps->poc_type == 1) { // FIXME #define
sps->delta_pic_order_always_zero_flag = get_bits1(gb);
sps->offset_for_non_ref_pic = get_se_golomb(gb);
sps->offset_for_top_to_bottom_field = get_se_golomb(gb);
sps->offset_for_non_ref_pic = get_se_golomb_long(gb);
sps->offset_for_top_to_bottom_field = get_se_golomb_long(gb);
sps->poc_cycle_length = get_ue_golomb(gb);
if ((unsigned)sps->poc_cycle_length >=
@ -461,7 +461,7 @@ int ff_h264_decode_seq_parameter_set(GetBitContext *gb, AVCodecContext *avctx,
}
for (i = 0; i < sps->poc_cycle_length; i++)
sps->offset_for_ref_frame[i] = get_se_golomb(gb);
sps->offset_for_ref_frame[i] = get_se_golomb_long(gb);
} else if (sps->poc_type != 2) {
av_log(avctx, AV_LOG_ERROR, "illegal POC type %d\n", sps->poc_type);
goto fail;